Overcap



FIG. 1 is an isometric view of a top, front, and left side of an ornamental design for an overcap;

FIG. 2 is a front elevational view of the overcap of FIG. 1;

FIG. 3 is a rear elevational view of the overcap of FIG. 1;

FIG. 4 is a left side elevational view of the overcap of FIG. 1;

FIG. 5 is a right side elevational view of the overcap of FIG. 1; and,

FIG. 6 is a top plan view of the overcap of FIG. 1.

The bottom view forms no part of the claimed design. 

The ornamental design for an overcap, as shown and described. 